A study led by Queen's University astronomer Terry Bridges reveals that up to a quarter of the Milky Way's star clusters are foreign, originating from other galaxies. The research suggests six additional dwarf galaxies may exist within the galaxy beyond the two previously confirmed.
Researchers from Queen's University are making progress in detecting dark matter using the Cryogenic Dark Matter Search experiment. The team, led by Professor Wolfgang Rau, has observed two events with characteristics of an interaction involving a dark matter particle, but further analysis is needed to confirm the results.
Researchers at Queen's University suggest examining GHG emissions implications for energy infrastructure to optimize greenhouse gas emission reductions. They propose using dynamic life-cycle analyses to determine carbon-neutral growth rates, which could help policy makers restructure renewable energy production.
A Queen's University study found that one quarter of Ontario hospitals lack pandemic plans, with few existing plans having been tested. Small and rural hospitals are particularly vulnerable due to staff expertise shortages.
Queen's University researchers discovered a low-dose nitroglycerin treatment may slow and halt prostate cancer disease progression without severe side effects. The study, which targeted 29 men with increasing PSA levels following surgery or radiation, showed significant slowing in disease progression in all but one patient.
A Canadian report reveals that public perception of surveillance cameras is at odds with reality, with little evidence to suggest they deter crime. The report calls for questioning the social ethics and legal limits of surveillance footage as technology continues to evolve.
A recent study by Queen's University researchers reveals that sharing a hospital room significantly increases the risk of acquiring serious infectious diseases like C. difficile. The study concludes that private rooms are safer and should be considered for future hospital design.
A meta-analysis of 134 studies involving over 3,400 participants found that men's brain and body responses were more aligned during sexual arousal. In contrast, women's mind-body responses were less consistent. The study suggests significant gender differences in how people experience and respond to sexual stimuli.
A Queen's University study found that over 60% of first-year college enrollees do not come directly from secondary school, with many enrolling after working in the workforce. The study highlights factors contributing to low post-secondary enrollment rates, including financial concerns, career uncertainty, and poor academic performance.
A new study found that one in seven patients with eye floaters and flashes of light have a retinal tear or detachment, which can lead to blindness. Researchers call for urgent assessment to detect this serious eye problem.
A new study by Queen's and Yale researchers finds that poor mental health in children and teenagers is linked to shorter schooling duration. The findings suggest targeting inattentive symptoms like ADHD and depression for policy design and potentially large benefits from childhood and adolescent health interventions.
Researchers at Queen's University have found a significant connection between two genes involved in human cancer formation by studying their behavior in worms. Increasing Eph receptor levels in worms led to decreased PTEN levels and premature death, highlighting the potential for targeted cancer therapy.
A team of researchers led by Queen's University scientists has discovered significant ecological changes in an Arctic lake, which extends the record of climate change back 80,000 years. The study found that human activities are overpowering natural processes, leading to dramatic ecosystem shifts.
A new Industrial Research Chair in Software Engineering of Ultra Large Scale Systems has been established at Queen's, led by Professor Ahmed E. Hassan. The chair will focus on improving the reliability and quality of critical software applications, with support from RIM and NSERC.
A new study by Queen's University researchers found that taking an anti-seizure drug and an antidepressant together is a more effective treatment for neuropathic pain than taking either individually. Patients experienced less pain and improved sleep when given both drugs, with significant improvements also seen in sleep interference.
A new study led by Queen's University aims to clarify Canadian exercise guidelines, which suggest 20-30 minutes of vigorous activity or 45-60 minutes of walking for health benefits. The research will investigate the specific type, amount, pattern, and intensity of exercise needed to achieve optimal results.
Astronomers, including Queen's University physicist Larry Widrow, have discovered a nearby cosmic encounter between the Andromeda and Triangulum galaxies, which collided about two to three billion years ago. The collision caused millions of stars to be ripped from the Triangulum disk, forming a faint stream visible in the PAndAS data.
A Queen's University study reveals that preschoolers' brain development is linked to their social reasoning abilities. The research found that children with more mature brain activity patterns showed a better understanding of false beliefs.
Smaller plant species thrive under the canopies of large host plants, utilizing resources and establishing quickly. This challenges traditional views on the role of plant size in competitive ability and community assembly.
Researchers at Queen's University have created eye movement tests to aid in understanding childhood brain development, healthy aging, and the diagnosis of Attention Deficit Hyperactivity Disorder (ADHD) and Parkinson's disease. The study found that children scored low on these tests, while those with ADHD showed decreased normal brain ...
A Queen's University study found that locusts' brain disturbance during a coma-like state shares similarities with human migraines, strokes, and epilepsy. Researchers discovered that manipulating cellular signaling pathways in the brain could potentially modify the severity of these conditions.
Researchers will explore dark matter particles and neutrinos at the SNOLAB facility, seeking answers about the universe's building blocks and evolution. The studies aim to make new discoveries, including a rare nuclear decay related to unique neutrino properties.
Queen's University researchers will develop a unique capability to test nuclear materials in simulated reactor conditions using accelerator technology. The Nuclear Materials Testing Facility aims to improve understanding of materials degradation and development of materials for advanced reactors.
A Queen's University study found that cholinesterase inhibitors can cause slowed heart rates, fainting episodes, and increased risks of permanent pacemaker implants and hip fractures in patients with dementia. The study suggests that people at high risk should reassess their medication regimen.
A Queen's University research team challenges the common belief that massage after exercise improves circulation to the muscle and removes lactic acid. Their study reveals that massage actually impairs blood flow to the muscle after exercise, resulting in impaired removal of lactic acid.
A study by Queen's University researchers found that pelvic pain symptoms occur as frequently in adolescent boys as in adult men. Chronic pelvic pain syndrome has a significant negative impact on quality of life, including depression and social relationships.
Snail shells have increased in size by 22.6% over the past century, impacting the marine ecosystem, as warmer waters and reduced predatory fish allow snails to grow larger. The study suggests that these changes could affect the entire intertidal food chain.
A Queen's University study has expanded eye-movement tests to identify children with Fetal Alcohol Spectrum Disorder (FASD) in community settings, with over 200 children tested across Ontario and Alberta. The breakthrough will add eye movement testing to standard clinical assessment protocols.
A new study by Queen's University researchers found that children who engage in longer periods of sustained physical activity are less likely to become obese. The study analyzed data from over 2,400 youth aged eight to 17 and confirmed the benefits of sustained, rather than sporadic, exercise.
A new study by Queen's University finds that oil dispersants used to clean up spills increase toxicity to fish, making them more deadly. The study shows that dispersed oil can be 100-fold more toxic to rainbow trout, impairing fish populations and fisheries economic returns
The National Centre of Excellence for Green Chemistry, funded by $9.1 million, will develop cleaner alternatives for chemical and manufacturing industries. It aims to commercialize 50 Green Chemistry technologies, leading to at least 10 licence agreements and creating over 250 jobs.
A new study by Queen's University reveals that Canadian long-term care facilities are not meeting recommended standards for infection prevention and control. The findings highlight a lack of essential activities, including surveillance and control measures, resulting in increased morbidity, mortality, and financial expense.
Researchers have discovered that an acid produced when garlic decomposes is responsible for its potent antioxidant activity. This finding could explain why garlic has been used as a herbal medicine for centuries and may provide insight into its medicinal benefits.
A commonly-prescribed drug for men suffering from pelvic pain failed to significantly reduce symptoms in a 12-week international study. Researchers can now focus on more promising therapies.
Researchers at Queen's University found striking ecosystem changes in temperate lakes due to climate warming. Changes were observed decades later than in Arctic lakes, with relationships between lake algae and air temperature, ice-out records, and long-term changes.
Biological damage caused by declining calcium levels is causing widespread transformation of aquatic food webs in boreal lakes in North America. The phenomenon, known as 'aquatic osteoporosis,' affects many lake-dwelling organisms, including water fleas, and has important management implications.
A Queen's University study has shed new light on the control of a cell enzyme implicated in tissue damage after heart attacks and strokes. The research team discovered a way to block the enzyme's activity, which could lead to new drug treatments for stroke and heart disease.
A new national survey by Queen's University shows that despite increased investment in infection control since the SARS crisis, the number of resistant bacterial infections has multiplied. The study highlights a need for continued investment in infection control resources and programs to combat the growing threat of superbugs.
Researchers found that high blood pressure during pregnancy can be an early warning sign of future cardiovascular problems. A study followed 400 Ontario women with pre-eclampsia and found they had higher rates of elevated blood pressure and lipids, suggesting a link between the condition and increased cardiovascular risk.
Researchers at Queen's University are developing a new robotic system to service distant satellites with ailing mechanical systems. The Autonomous Space Servicing Vehicle (ASSV) uses tracking software and LIDAR technology to grasp and repair satellites in real-time, overcoming the limitations of manned space flight.
Researchers at Queen's University have found a new approach to regulating enzymes involved in blood clotting, potentially leading to novel treatments for heart attacks and strokes. The study targets the enzyme PDE5, which is also used in Viagra, and shows its selective inhibition could prevent platelet activation.
Research at Queen's University reveals that migrating songbirds observe and learn from local birds' 'mob' behavior to avoid predators. By recognizing social cues, they can gain valuable information about predator location and identity.
Researchers at Queen's University have found a link between locusts' reaction to stress and human migraines. The study shows that the locust's coma-like state is similar to what happens in people during a migraine, suggesting an evolutionary connection.
Researchers at Queen's University discovered a genetic link between the nervous system and obesity, shedding new light on the condition's causes. The study found that deleting a specific nerve receptor in worms leads to increased fat accumulation and altered behavior.
Researchers at Queen's University have found a way to manipulate the immune system by introducing virus components that activate killer T cells. This discovery may lead to more effective vaccines against diseases like influenza or HIV, as well as enhanced immunology treatments.
A new international study will determine whether American eel population decline is caused by chemical pollution in Lake Ontario. The research aims to identify the impact of toxic chemicals on eel populations, habitats, and human consumers.
A Queen's University study confirms Darwin's controversial theory that different species can arise unhindered in the same place. Researchers found that tropical seabirds time-share breeding sites, differing genetically over long periods of time, shedding light on species divergence.
A recent Arctic heat wave has led to a significant revision of climate change forecasts and research findings. The extreme temperatures on Melville Island have caused widespread erosion, changed sediment loads, and impacted water quality, highlighting the urgent need for improved models predicting future climate change in the High Arctic.
Research suggests that genetic factors influence women's choices about parenthood, and that this may lead to a shift towards more traditional family structures. Dr. Lonnie Aarssen argues that biological evolution will drive future generations of women towards having children as a priority.
Researchers at Queen's University have made a groundbreaking discovery about the breakdown of vitamin D, revealing that changing a single amino acid in the hydroxylase enzyme can alter its pathway. This finding has significant implications for the treatment of cancer and other diseases associated with vitamin D deficiency.